🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.48 AU - 0.68 AU

Year: 169 Days

Day: 33.9 Hours

Environment

Temp: 175 °C

Axial Tilt: 37.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.67 AU - 0.91 AU

Year: 269 Days

Day: 25.9 Hours

Environment

Temp: 145 °C

Axial Tilt: 10.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.12 AU - 1.36 AU

Year: 529 Days

Day: 47.7 Hours

Environment

Temp: -41 °C

Axial Tilt: 10.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 21,479,573 km

• M1: 35,155 km (0.113 R)
• M2: 538,104 km (0.097 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.02 AU - 1.48 AU

Year: 535 Days

Day: 20.8 Hours

Environment

Temp: -29 °C

Axial Tilt: 3.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.93 AU - 2.13 AU

Year: 1107 Days

Day: 14.3 Hours

Environment

Temp: -76 °C

Axial Tilt: 19.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 8.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 220.5

Radius: 8.4

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 6.41 AU - 9.75 AU

Year: 8794 Days

Day: 14.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 21,479,573 km

• M1: 104,419 km (0.119 R)
• M2: 764,146 km (0.062 R)
• M3: 1,126,472 km (0.114 R)
• M4: 1,900,641 km (0.114 R)
• M5: 2,299,020 km (0.047 R)
• M6: 2,612,128 km (0.068 R)
• M7: 3,532,455 km (0.054 R)
• M8: 3,928,590 km (0.061 R)
• M9: 5,186,109 km (0.102 R)
• M10: 5,997,678 km (0.096 R)
• M11: 6,370,476 km (0.085 R)
• M12: 7,335,382 km (0.066 R)
• M13: 7,653,876 km (0.058 R)
• M14: 8,318,539 km (0.114 R)
• M15: 11,698,105 km (0.105 R)
• M16: 14,975,944 km (0.029 R)
• M17: 17,285,884 km (0.069 R)
• M18: 18,623,289 km (0.08 R)
• M19: 19,017,629 km (0.119 R)
• M20: 24,274,199 km (0.118 R)
• M21: 25,382,271 km (0.116 R)
• M22: 30,062,889 km (0.092 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 427.3

Radius: 4.7

Gravity: 19.34 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 10.16 AU - 15.62 AU

Year: 17719 Days

Day: 20.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 21,479,573 km

• M1: 63,280 km (0.077 R)
• M2: 273,016 km (0.1 R)
• M3: 597,643 km (0.106 R)
• M4: 1,489,696 km (0.036 R)
• M5: 1,708,707 km (0.107 R)
• M6: 2,540,172 km (0.086 R)
• M7: 2,807,503 km (0.102 R)
• M8: 3,398,265 km (0.105 R)
• M9: 3,778,992 km (0.093 R)
• M10: 5,267,191 km (0.066 R)
• M11: 6,560,914 km (0.109 R)
• M12: 8,099,827 km (0.111 R)
• M13: 9,079,544 km (0.11 R)
• M14: 9,233,031 km (0.118 R)
• M15: 9,972,194 km (0.086 R)
• M16: 10,135,705 km (0.101 R)
• M17: 14,062,948 km (0.072 R)
• M18: 14,826,645 km (0.095 R)
• M19: 15,254,644 km (0.054 R)
• M20: 16,512,164 km (0.085 R)
• M21: 20,258,394 km (0.068 R)
• M22: 20,785,427 km (0.053 R)
• M23: 21,958,275 km (0.092 R)
• M24: 25,032,212 km (0.108 R)
• M25: 26,151,802 km (0.12 R)
• M26: 27,624,593 km (0.04 R)
• M27: 29,262,839 km (0.026 R)
• M28: 29,486,040 km (0.088 R)
• M29: 30,619,243 km (0.069 R)
• M30: 35,823,604 km (0.093 R)
• M31: 42,153,239 km (0.113 R)
• M32: 44,614,573 km (0.105 R)
• M33: 44,762,376 km (0.091 R)
• M34: 49,662,903 km (0.068 R)
• M35: 49,980,499 km (0.117 R)
• M36: 50,619,880 km (0.052 R)
• M37: 50,941,516 km (0.105 R)
• M38: 59,255,717 km (0.092 R)

Asteroid Belt

Center: 13.77 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 14.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 13.4

Radius: 3.8

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 13.18 AU - 16.1 AU

Year: 21448 Days

Day: 20.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 21,479,573 km

• M1: 60,886 km (0.042 R)
• M2: 185,202 km (0.119 R)
• M3: 3,403,352 km (0.083 R)
• M4: 4,316,048 km (0.1 R)
• M5: 5,355,454 km (0.088 R)
• M6: 6,407,127 km (0.105 R)
• M7: 9,604,931 km (0.044 R)
• M8: 10,178,938 km (0.103 R)
• M9: 11,020,576 km (0.057 R)
• M10: 15,258,534 km (0.114 R)
• M11: 17,678,728 km (0.073 R)
• M12: 18,249,295 km (0.115 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 311 - 11,900 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit